Balloon stem handle



FIG. 1 is a front perspective view of a balloon stem handle;

FIG. 2 is a left side view thereof;

FIG. 3 is a right side view thereof;

FIG. 4 is a top view thereof;

FIG. 5 is a bottom view thereof;

FIG. 6 is a front view thereof; and,

FIG. 7 is a back view thereof.

The design is embodied in a balloon stem handle. The structural elements depicted by broken lines have been shown for the purpose of illustrating portions of the balloon stem handle that form no part of the claimed design. 

CLAIM The ornamental design for a balloon stem handle, as shown and described. 